Weld neck flanges
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| Name | Center distance of mounting holes, K (mm) | Collar diameter at base, N (mm) | Collar height, H2 (mm) | Diameter of the collar for welding, A (mm) | Flange thickness, C2 (mm) | Flange type | Hole diameter, L (mm) | Material | Nominal diameter, DN | Nominal pressure, Class | Nominal size, NPS (inch) | Number of holes, n | Radius of curvature, R1 (mm) | Standard | Steel grade | Thread | Type of connecting surface | Weight 1 pc (kg) | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weld neck flange DN450 CL1500 Type 11/E EN 1759-1 | 774.7 | 597 | 0 | 457.2 | 161.9 | Type 11 - weld neck | 73 | Black | 450 | 1500 | — | 16 | 11 | EN 1759-1 | 16Mo3 / 1.5415 | M68x4 | Type E - with a ledge | 659.54 |
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| Weld neck flange DN450 CL1500 Type 11/E EN 1759-1 | 774.7 | 597 | 0 | 457.2 | 161.9 | Type 11 - weld neck | 73 | Black | 450 | 1500 | — | 16 | 11 | EN 1759-1 | P245GH / 1.0352 | M68x4 | Type E - with a ledge | 659.54 |
|
| Weld neck flange DN450 CL1500 Type 11/E EN 1759-1 | 774.7 | 597 | 0 | 457.2 | 161.9 | Type 11 - weld neck | 73 | Black | 450 | 1500 | — | 16 | 11 | EN 1759-1 | S235JR / 1.0038 | M68x4 | Type E - with a ledge | 659.54 |
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| Stainless steel weld neck flange DN200 PN160 Type 11/B2 EN 1092-1 | 360 | 278 | 140 | 219.1 | 60 | Type 11 - weld neck | 36 | Stainless steel | 200 | 0 | — | 12 | 10 | EN 1092-1 | X2CrNiMo18-15-4 / 1.4438 | M33 | Type B - with connecting projection | 60.7 |
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| Stainless steel weld neck flange DN200 PN160 Type 11/B2 EN 1092-1 | 360 | 278 | 140 | 219.1 | 60 | Type 11 - weld neck | 36 | Stainless steel | 200 | 0 | — | 12 | 10 | EN 1092-1 | X8CrNi25-21/1.4845 | M33 | Type B - with connecting projection | 60.7 |
|
| Stainless steel weld neck flange DN200 PN160 Type 11/B2 EN 1092-1 | 360 | 278 | 140 | 219.1 | 60 | Type 11 - weld neck | 36 | Stainless steel | 200 | 0 | — | 12 | 10 | EN 1092-1 | X3CrNiMo17-13-3 / 1.4436 | M33 | Type B - with connecting projection | 60.7 |
|
| Stainless steel weld neck flange DN200 PN160 Type 11/B2 EN 1092-1 | 360 | 278 | 140 | 219.1 | 60 | Type 11 - weld neck | 36 | Stainless steel | 200 | 0 | — | 12 | 10 | EN 1092-1 | X2CrNiMo18-14-3 / 1.4435 | M33 | Type B - with connecting projection | 60.7 |
|
| Stainless steel weld neck flange DN200 PN160 Type 11/B2 EN 1092-1 | 360 | 278 | 140 | 219.1 | 60 | Type 11 - weld neck | 36 | Stainless steel | 200 | 0 | — | 12 | 10 | EN 1092-1 | X2CrNiMo17-12-3 / 1.4432 | M33 | Type B - with connecting projection | 60.7 |
|
| Stainless steel weld neck flange DN200 PN160 Type 11/B2 EN 1092-1 | 360 | 278 | 140 | 219.1 | 60 | Type 11 - weld neck | 36 | Stainless steel | 200 | 0 | — | 12 | 10 | EN 1092-1 | X2CrNiMoN25-7-4 / 1.4410 | M33 | Type B - with connecting projection | 60.7 |
|
| Stainless steel weld neck flange DN200 PN160 Type 11/B2 EN 1092-1 | 360 | 278 | 140 | 219.1 | 60 | Type 11 - weld neck | 36 | Stainless steel | 200 | 0 | — | 12 | 10 | EN 1092-1 | X1NiCrMoCuN25-20-7 / 1.4529 | M33 | Type B - with connecting projection | 60.7 |
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